Chilly Dog has been making dog sweaters for 11 years and is the original hand-knit.Chilly Dog Sweaters are 100% wool made in the Northern Highlands of South America by descendants of the Inca Indians. The Incas have handed down the craft of knitting through many generations. Chilly Dog directly employs two families to knit our sweaters and practices within the guidelines of Fair Trade.These are the warmest dog sweaters made today.Don't let your dog be left out in the cold!